Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
darimi:402

[Machine] And he said in another narration, "A servant does not gain knowledge except that he gains determination, and Allah does not bestow upon a servant a gift better than serenity."  

الدارمي:٤٠٢

وَقَالَ فِي حَدِيثٍ آخَرَ مَا ازْدَادَ عَبْدٌ عِلْمًا إِلَّا ازْدَادَ قَصْدًا وَلَا قَلَّدَ اللَّهُ عَبْدًا قِلَادَةً خَيْرًا مِنْ سَكِينَةٍ